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Multilinear regression analysis. Each point in the plot represent a patient of the RG. The x axis represents the observed change in the FM (left) in the proximal portion of the FM (central) and in the distal portion of the FM (distal). The y axis is the estimation of the change by using the robotic outcomes collected at the baseline (T0). The value coefficient of determination together with the p-value of the F statistic is reported for each graph
